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109 lines
2.7 KiB
109 lines
2.7 KiB
#! /bin/sh
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set -e
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if [ "${S3_ACCESS_KEY_ID}" == "**None**" ]; then
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echo "You need to set the S3_ACCESS_KEY_ID environment variable."
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exit 1
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fi
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if [ "${S3_SECRET_ACCESS_KEY}" == "**None**" ]; then
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echo "You need to set the S3_SECRET_ACCESS_KEY environment variable."
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exit 1
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fi
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if [ "${S3_BUCKET}" == "**None**" ]; then
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echo "You need to set the S3_BUCKET environment variable."
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exit 1
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fi
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if [ "${MYSQL_HOST}" == "**None**" ]; then
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echo "You need to set the MYSQL_HOST environment variable."
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exit 1
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fi
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if [ "${MYSQL_USER}" == "**None**" ]; then
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echo "You need to set the MYSQL_USER environment variable."
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exit 1
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fi
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if [ "${MYSQL_PASSWORD}" == "**None**" ]; then
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echo "You need to set the MYSQL_PASSWORD environment variable or link to a container named MYSQL."
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exit 1
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fi
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# env vars needed for aws tools
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export AWS_ACCESS_KEY_ID=$S3_ACCESS_KEY_ID
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export AWS_SECRET_ACCESS_KEY=$S3_SECRET_ACCESS_KEY
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export AWS_DEFAULT_REGION=$S3_REGION
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MYSQL_HOST_OPTS="-h $MYSQL_HOST -P $MYSQL_PORT -u$MYSQL_USER -p$MYSQL_PASSWORD"
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DUMP_START_TIME=$(date +"%Y-%m-%dT%H%M%SZ")
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copy_s3 () {
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SRC_FILE=$1
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DEST_FILE=$2
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echo "Uploading ${DEST_FILE} on S3..."
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cat $SRC_FILE | aws s3 cp - s3://$S3_BUCKET/$S3_PREFIX/$DEST_FILE
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if [ $? != 0 ]; then
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>&2 echo "Error uploading ${DEST_FILE} on S3"
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fi
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rm $SRC_FILE
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}
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if [ "${MYSQLDUMP_DATABASES}" == "*ALL_IN_ONE*" ]; then
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echo "Creating dump of all databases from ${MYSQL_HOST}..."
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DUMP_FILE="/tmp/dump.sql.gz"
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mysqldump $MYSQL_HOST_OPTS $MYSQLDUMP_OPTIONS --all-databases | gzip > $DUMP_FILE
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if [ $? == 0 ]; then
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S3_FILE="${DUMP_START_TIME}.${DB}.sql.gz"
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copy_s3 $DUMP_FILE $S3_FILE
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else
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>&2 echo "Error creating dump of all databases"
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fi
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elif [ "${MYSQLDUMP_DATABASES}" == "*ALL*" ]; then
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echo "Mysql options ${MYSQL_HOST_OPTS}";
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DATABASES=`mysql $MYSQL_HOST_OPTS -e "SHOW DATABASES;" | grep -Ev "(Database|information_schema|performance_schema|mysql)"`
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for DB in $DATABASES; do
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echo "Creating dump of ${DB} database from ${MYSQL_HOST}..."
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DUMP_FILE="/tmp/${DB}.sql.gz"
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mysqldump $MYSQL_HOST_OPTS $MYSQLDUMP_OPTIONS --databases $DB | gzip > $DUMP_FILE
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if [ $? == 0 ]; then
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S3_FILE="${DUMP_START_TIME}.${DB}.sql.gz"
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copy_s3 $DUMP_FILE $S3_FILE
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else
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>&2 echo "Error creating dump of ${DB}"
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fi
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done
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else
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for DB in $MYSQLDUMP_DATABASES; do
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echo "Creating dump of ${DB} database from ${MYSQL_HOST}..."
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DUMP_FILE="/tmp/${DB}.sql.gz"
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mysqldump $MYSQL_HOST_OPTS $MYSQLDUMP_OPTIONS --databases $DB | gzip > $DUMP_FILE
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if [ $? == 0 ]; then
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S3_FILE="${DUMP_START_TIME}.${DB}.sql.gz"
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copy_s3 $DUMP_FILE $S3_FILE
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else
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>&2 echo "Error creating dump of database ${DB}"
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fi
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done
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fi
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echo "SQL backup finished"
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